<template>
  <div
    class="container"
    @click="handleClick"
  >
    <div class="wrapper">
      <swiper :options="swiperOptions">
        <swiper-slide
          v-for="(img,index) of imgs"
          :key="index"
        >
          <img
            :src="img"
            class="gallery-img"
          >
        </swiper-slide>
        <div
          class="swiper-pagination"
          slot="pagination"
        ></div>
      </swiper>
    </div>
  </div>
</template>

<script>
export default {
  name: 'CommonGallary',
  props: {
    imgs: {
      type: Array,
      dafault () {
        return []
      }
    }
  },
  data () {
    return {
      swiperOptions: {
        pagination: '.swiper-pagination',
        paginationType: 'fraction',
        observeParents: true,
        observer: true
        // 检测到 Dom元素或者父级 Dom元素发生变化时会自动的刷新 swiper
      }
    }
  },
  methods: {
    handleClick () {
      this.$emit('close')
    }
  }
}
</script>

<style lang="stylus" scoped>
.container >>> .swiper-container {
  overflow: inherit;
}

.container {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: #000;
  z-index: 99;
  display: flex;
  flex-direction: column;
  justify-content: center;

  .wrapper {
    width: 100%;
    height: 0;
    padding-bottom: 100%;

    .gallery-img {
      width: 100%;
    }

    .swiper-pagination {
      color: #fff;
      bottom: -1rem;
    }
  }
}
</style>
